*{
    margin: 0;
    padding: 0;
    font-family: "microsoft yahei";
}
img {
    border: none;
}

a {
    text-decoration: none;
}
ol,ul {
    list-style: none;
}
div {
    display: block;
}
.w1200 {
    width: 1200px;
    margin: 0 auto;
    position: relative;
}
.case_box {
    background: url(../images/case_bg.jpg) no-repeat center top;
    height: 934px;
}
.case_box h3 {
    color: #081232;
    font-weight: normal;
    font-size: 42px;
    padding-top: 80px;
    padding-bottom: 60px;
    text-align: center;
}
.case_box .category ul {
    padding-left: 50px;
    padding-bottom: 40px;
    display: block;
    height: auto;
    overflow: hidden;
}
.case_box .category ul li {
    float: left;
    font-size: 20px;
    text-align: center;
    width: 215px;
    height: 58px;
    line-height: 58px;
    color: #939aac;
    border-radius: 5px;
    cursor: pointer;
}
.case_box .category ul li.active {
    color:#fff;
    background: #4f77fc;
}
.case_box .content {
    padding-left: 50px;
}
.case_box .content .cont {
    height: 650px;
    display: none;
}
.case_box .content .cont.active {
    display: block;
    
}
.case_box .content .cont img.bg {
    position: absolute;
    border: 1px solid #E3E3E3;
    right: 0;
    top: 0;
}
.case_box .content .cont .info {
    position: absolute;
    width: 520px;
    height: 340px;
    background: #fff;
    box-shadow: 0px 0px 70px rgba(157, 179, 208, 0.4);
    left: 0;
    top: 120px;
    padding: 50px 40px 0;
    border-radius: 10px;

}
.case_box .content .cont .info .title .logo {
    float: left;
    padding-right: 25px;
}
.case_box .content .cont .info .title:after {
    content: "";
    display: block;
    width: 0;
    height: 0;
    clear: both;
}
.case_box .content .cont .info .title h4 {
    float: left;
    padding-top: 30px;
    font-size: 24px;
    color: #081232;
}
.case_box .content .cont .info p {
    font-size: 16px;
    line-height: 32px;
    padding-top: 30px;
    color: #828b9f;
}